Senior Software Engineer (C# / SQL Server) in London

Senior Software Engineer (C# / SQL Server) in London

London Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Quanta

At a Glance

  • Tasks: Shape and scale systems while building reliable, scalable software.
  • Company: Dynamic international tech business with ambitious growth plans.
  • Benefits: Hybrid work model, competitive salary, and opportunities for professional development.
  • Other info: Be part of a pivotal scale-up journey with excellent career growth potential.
  • Why this job: Join a high-performing team and influence the future of technology.
  • Qualifications: Strong experience in C#, SQL Server, and AWS; full-stack development skills.

The predicted salary is between 60000 - 80000 £ per year.

We’re working with a growing, international technology business at a pivotal stage of its scale-up journey. With a high-performing team of around 40 people and ambitious growth plans, the company is now seeking a Senior Software Engineer to help shape the evolution of its systems and support the next phase of scale.

Reporting into the VP of Engineering, this role is focused on building reliable, scalable software and supporting the systems that underpin the company’s platform. While not a people management position, it carries significant influence across engineering and plays a central role in technical direction, delivery, and engineering standards.

  • Helping reshape and scale systems to handle significantly increased volume
  • Helping the team make pragmatic trade-offs between speed, quality, and maintainability
  • Embedding best practice in system design and software engineering
  • Contributing hands-on through coding, code review, and shipping to production regularly
  • Owning problems end-to-end, from design through to deployment and ongoing operation
  • Supporting system scalability, performance, and reliability as usage grows
  • Strong experience building and operating software in production, particularly in AWS
  • Experience working across the stack, including backend and frontend systems

Senior Software Engineer (C# / SQL Server) in London employer: Quanta

Join a dynamic and innovative technology company in London that prioritises employee growth and collaboration. With a hybrid work model, you will be part of a high-performing team that values your contributions and offers opportunities for professional development. The company's commitment to best practices and technical excellence ensures a rewarding environment where your skills can flourish as you help shape the future of their systems.

Quanta

Contact Details:

Quanta Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer (C# / SQL Server) in London

Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who work at companies you're interested in. A friendly chat can lead to referrals, which can give you a leg up in the hiring process.

Tip Number 2

Show off your skills! Create a portfolio or GitHub repository showcasing your projects, especially those involving C# and SQL Server. This gives potential employers a taste of what you can do and sets you apart from the crowd.

Tip Number 3

Prepare for technical interviews by brushing up on coding challenges and system design principles. Practice makes perfect, so consider mock interviews with friends or use online platforms to get comfortable with the format.

Tip Number 4

Don’t forget to apply through our website! We’ve got loads of opportunities that might just be the perfect fit for you. Plus, applying directly can sometimes speed up the process and get you noticed quicker.

We think you need these skills to ace Senior Software Engineer (C# / SQL Server) in London

C#
SQL Server
AWS
Software Development
System Design
Code Review
Production Deployment

Some tips for your application 🫡

Tailor Your CV:Make sure your CV is tailored to the Senior Software Engineer role. Highlight your experience with C# and SQL Server, and don’t forget to mention any hands-on coding or system design work you've done. We want to see how you can contribute to our ambitious growth plans!

Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you're excited about this role and how your skills align with our needs. Share specific examples of how you've tackled challenges in software engineering, especially around scalability and performance.

Showcase Your Problem-Solving Skills:In your application, be sure to highlight your ability to own problems end-to-end. We love candidates who can demonstrate their thought process in tackling complex issues, from design through to deployment. Let us know how you've made pragmatic trade-offs in your past projects!

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it gives you a chance to explore more about our company culture and values!

How to prepare for a job interview at Quanta

Know Your Tech Stack Inside Out

Make sure you’re well-versed in C# and SQL Server, as these are crucial for the role. Brush up on your knowledge of AWS too, since experience in cloud environments is a big plus. Be ready to discuss specific projects where you've used these technologies.

Showcase Your Problem-Solving Skills

Prepare examples that demonstrate how you've tackled complex problems in previous roles. Think about situations where you had to make trade-offs between speed, quality, and maintainability. This will show your ability to think critically and pragmatically.

Emphasise Team Collaboration

Even though this isn’t a people management role, it’s important to highlight your experience working within teams. Share stories about how you’ve contributed to code reviews or collaborated on system design to show you can influence technical direction effectively.

Be Ready for Hands-On Coding Challenges

Expect to demonstrate your coding skills during the interview. Practice common algorithms and data structures in C#, and be prepared to write code on the spot. This will help you showcase your hands-on experience and ability to ship code regularly.